<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="filters.keyword" placeholder="关键词"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="search">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120" >
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="100" >
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <!--
          scope：它可以获取到一行的数据 通过 scope.row
        -->
        <template slot-scope="scope">
          <span style="color:green" v-if="scope.row.state === 1">开启</span>
          <span style="color:red" v-else-if="scope.row.state === 0">禁用</span>
          <span style="color: #8c939d" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="负责人" width="120" >
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" min-width="180" >
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template slot-scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :page-size="pageSize"
                     :current-page="currentPage"
                     :total="total"
                     style="float:right;">
			</el-pagination>
		</el-col>

		<!--新增或编辑界面-->
    <el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="姓名" prop="name">
          <el-input v-model="editForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="编号" prop="sn">
          <el-input v-model="editForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="0">禁用</el-radio>
            <el-radio class="radio" :label="1">开启</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="部门经理">
          <el-select v-model="editForm.managerId" placeholder="请选择">
            <el-option
                v-for="item in emps"
                :label="item.username"
                :value="item.id">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
            </el-select>
        </el-form-item>
        <el-form-item label="上级部门">
            <el-cascader
                v-model="editForm.parentId"
                :options="options"
                :props="{ checkStrictly: true ,value: 'id' ,label: 'name' }"
                clearable>

            </el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>
	</section>
</template>

<script>
	import util from '../../common/js/util'
	//import NProgress from 'nprogress'
	import { getUserListPage, removeUser, batchRemoveUser, editUser, addUser } from '../../api/api';

	export default {
		data() {
			return {
			  options: [],
				filters: {
          keyword: ''
				},
        title:"",
				departments: [],
				total: 0,
        pageSize: 5,
        currentPage: 1,
				listLoading: false,
        emps:[],
        departmentTree:[],
				sels: [],//列表选中列

				editFormVisible: false,//编辑界面是否显示
				editLoading: false,
				editFormRules: {
					name: [
						{ required: true, message: '请输入姓名', trigger: 'blur' }
					],
          sn: [
            { require: true,message: '请输入编号',trigger: 'blur'}
          ]
				},
				//编辑界面数据
				editForm: {
          id:null,
          sn:'',
          name:'',
          state:1,
          managerId:null,
          parentId:null
				},
        employees:[]
			}
		},
		methods: {
			//性别显示转换
			formatSex: function (row, column) {
				return row.sex == 1 ? '男' : row.sex == 0 ? '女' : '未知';
			},
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getDepartment();
			},
      search(){
			  //初始化页码
        this.currentPage = 1;
        //列表查询
        this.getDepartment();
      },
			//获取部门列表
			getDepartment() {
				let para = {
				  //传递分页页码
          currentPage: this.currentPage,
          //传递分页展示条数
					pageSize: this.pageSize,
          keyword: this.filters.keyword
				};
				//开启列表加载忙等待
				this.listLoading = true;

				//发送axios请求成功后需要做相应处理
        this.$http.post("/dept",para)
          .then(result => {
            //数据请求成功后关闭忙等
            this.listLoading = false;
            //获取后端返回数据
            result = result.data;
            //设置分页总条数
            this.total = result.totals;
            //设置分页数据
            this.departments = result.rows;
          }).catch(result => { //请求失败
          // 报错了的 请求失败
          this.$message({
            message: '网络异常，请稍后重试！',
            type: 'error'
          });
        })

				//mock数据请求代码
				//NProgress.start();
				// getUserListPage(para).then((res) => {
				// 	this.total = res.data.total;
				// 	this.department = res.data.department;
				// 	this.listLoading = false;
				// 	//NProgress.done();
				// });
			},
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
				  //开启忙等
					this.listLoading = true;
					this.$http.delete("/dept/"+row.id)
          .then(result=>{
            //获取后端传递得Ajaxresult对象
            result = result.data;
            if(result.success){
              //删除成功，给出提示
              this.$message({
                message: result.msg,
                type: 'success'
              });
              //回到第一页
              this.currentPage = 1;
              this.getDepartment();
            }else {
              //删除失败，给出提示
              this.$message({
                message: result.msg,
                type: 'error'
              });
              //回到第一页
              this.currentPage = 1;
              this.getDepartment();
            }
          })
				}).catch(() => {//接口调用失败
          //关闭忙等
          this.listLoading = false;
          //自定义失败提示
          this.$message({
            message: '系统繁忙，请重试！',
            type: 'error'
          });
				});
			},
			//显示编辑界面
			handleEdit: function (index, row) {
			  this.title = '编辑';
				this.editFormVisible = true;
				this.editForm = Object.assign({}, row);
			},
			//显示新增界面
			handleAdd: function () {
        this.title = '新增';
				this.editFormVisible = true;
				this.addForm = {
          id:null,
          sn:null,
          name:null,
          state:1,
          managerId:null,
          parentId:null
				};
			},
      getEmps(){
			  this.$http.get("/emp")
        .then(result=>{
          this.emps = result.data;
        })
        .catch(result=>{

        })
      },
      getDeptTree(){
        this.$http.get("/dept/tree")
            .then(result=>{
              this.options = result.data;
            })
            .catch(result=>{

            })
      },
			//编辑
			editSubmit: function () {
				this.$refs.editForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.editLoading = true;
							//NProgress.start();
							let para = Object.assign({}, this.editForm);
							if(para.parentId){
							  para.parentId =  para.parentId[para.parentId.length - 1];
              }
              // 1.发送Axios请求
              this.$http.put("/dept", para)
                  .then(result=>{
                    // 1.关闭提交按钮忙等
                    this.editLoading = false;
                    // 2.关闭弹出框
                    this.editFormVisible = false;
                    // 3.获取后端传递的AjaxResult对象
                    result = result.data;
                    // 4.判断删除是否成功
                    if (result.success){
                      // 删除成功
                      // 1.给出成功提示
                      this.$message({
                        message: result.msg,
                        type: 'success'
                      });
                      // 2.修改页码为第一页
                      this.currentPage = 1;
                      // 3.调用函数刷新列表
                      this.getDepartments();
                    }else {
                      // 删除失败
                      // 删除成功
                      // 1.给出失败提示
                      this.$message({
                        message: result.msg,
                        type: 'error'
                      });
                      // 2.修改页码为第一页
                      this.currentPage = 1;
                      // 3.调用函数刷新列表
                      this.getDepartments();
                    }
                  })
                  .catch(result=>{ // 接口调用失败
                    // 1.关闭忙等框
                    this.listLoading = false;
                    // 2.给出自定义失败提示！
                    this.$message({
                      message: '系统繁忙，请重试！',
                      type: 'error'
                    });
                  })
            });
          }
        });
      },
			//新增

			selsChange: function (sels) {
				this.sels = sels;
				console.log(sels)
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.id);
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
				  //开启忙等
					this.listLoading = true;
          //请求后端
          this.$http.patch("/dept",ids)
              .then(result=>{
            //获取后端传递的值对象
            result = result.data;
            //判断是否成功
            if(result.success){
              this.$message({
                massage: result.msg,
                type: 'success'
              });
              //初始化页码
              this.currentPage = 1;
              //刷新数据
              this.getDepartment();
            }else {
              // 删除失败
              // 删除成功
              // 1.给出失败提示
              this.$message({
                message: result.msg,
                type: 'error'
              });
              // 2.修改页码为第一页
              this.currentPage = 1;
              // 3.调用函数刷新列表
              this.getDepartments();
            }
          })
              .catch(result=> { // 接口调用失败
                // 1.关闭忙等框
                this.listLoading = false;
                // 2.给出自定义失败提示！
                this.$message({
                  message: '系统繁忙，请重试！',
                  type: 'error'
                });
              })
      }).catch(() => {

  });
			}
		},
		mounted() {
			this.getDepartment();
			this.getEmps();
			this.getDeptTree();
		}
	}

</script>

<style scoped>

</style>